Hackster & DFRobot IoT Starter EEDU Kit - IoT Sensor Kit - ESP32 - DFRobot TEM2022B-EN-1

Hackster & DFRobot IoT Starter EEDU Kit is a set of boards and peripheral devices that allows you to implement Smart Home , Smart Campus and broadly understood home automation projects. It helps the user immerse themselves in the world of IoT and enables them to build simple and advanced applications related to it. It is ideal for quick prototyping and observing the impact of individual variables on the environment. The kit includes, among others, the FireBeetle ESP32-E IoT WiFi and Bluetooth board, which is the heart of the entire project. It also includes a mini MP3 player, a transmitter, a motion sensor and much more.

Hackster & DFRobot IoT Starter EEDU Kit - IoT sensor set - ESP32 - DFRobot TEM2022B-EN-1.

DFRobot Gravity - RTC SD2405 I2C - real time clock.

• Perfect for beginners and slightly more experienced users
• It contains universal sensors that you can also use in other projects
• It allows for easy prototyping and adding additional peripheral devices
• It allows you to discover the potential of IoT applications

• Arduino IoT projects
• Smart Campus projects
• Smart Home projects
• Learning programming
• Prototype designs
• STEAM education

• FireBeetle ESP32-E - IoT WiFi, Bluetooth - with connectors - DFRobot DFR0654-F
• Gravity - IO Shield - extension for FireBeetle M0 and ESP32-E - DFRobot DFR0762
• DFRobot Gravity - relay 1 channel - 10 A - coil 3.3 V - DFRobot DFR0473
• Fermion - DFPlayer Pro - mini MP3 player - two-channel with built-in 128 MB memory - DFRobot DFR0768
• Connection cables - male-male - 23 cm - 10 pieces
• Stereo speaker in a housing - 3 W 8 Ohm - DFRobot FIT0502
• Gravity - digital mini PIR motion sensor - DFRobot SEN0171
• Gravity - LED Button - LED illuminated button - white - DFRobot DFR0785-W
• Gravity - LED Button - LED illuminated button - yellow - DFRobot DFR0785-Y
• Gravity - I2C hub splitter - 8 ports - DFRobot DFR0759
• Gravity - RTC SD2405 I2C - real time clock - DFRobot DFR0469
• Ultrasonic distance sensor URM37 v5 2-800cm with temperature correction - DFRobot SEN0001

Elements included in the set.

FireBeetle ESP32-E - IoT WiFi, Bluetooth - with connectors - DFRobot DFR0654-F.

• Chip: ESP-WROOM-32
• Processor: dual-core Tensilica LX6 clocked at up to 240 MHz, 4 MB Flash memory and 520 kB SRAM memory
• WiFi standard: 802.11 b/g/n/d/e/i/k/r
• Supported frequency range: from 2.4 GHz to 2.5 GHz
• Bluetooth protocol: compliant with Bluetooth v4.2 BR/EDR and BLE standards
• Connector: USB Type C, USB charging supported
• USB to UART converter: CH340K
• Supply voltage: 3.3V / 5V
• Power consumption: 10 µA
• Pinouts: 5x analog pins, 10x digital pins, 1x UART, 1x I2C, 1x SPI, 1x GDI
• Signaling: built-in RGB LEDs
• Connectors compatible with the FireBeetle V2 series
• Operating temperature range: -40°C to 85°C
• Mounting hole diameter: 2 mm
• Plate dimensions: 25.4 x 60 mm
• Plate weight: 23 g

• 12 digital ports
• 5 analog ports
• 3 I2C ports
• 1 UART port
• 1 SPI port
• GDI display interface
• Screw connector for connecting an external power source
• Plate size: 60 x 25.4 mm
• Mounting hole diameter: 2 mm

Gravity - IO Shield - extension for FireBeetle M0 and ESP32-E - DFRobot DFR0762.

Fermion - DFPlayer Pro - mini MP3 player - two-channel with built-in 128 MB memory - DFRobot DFR0768.

• Type: mini MP3 player
• Number of channels: 2
• Built-in memory: 128 MB
• Analog U-disk support: yes
• Operation options:
  • from Arduino
  • ADKEY control
  • using AT commands
  • physical control using built-in buttons
• Built-in power amplifier: yes
• Supported audio formats: MP3, WAV, WMA, FLAC, AAC, APE
• Communication interface: UART
• Supply voltage: 3.3V / 5V
• Operating current: > 20 mA
• Operating temperature range: from -20°C to 70°C
• Recommended humidity during operation: from 5% to 95% RH
• Module dimensions: 23 x 24.5 mm

• Type: stereo speaker
• Power: 3W
• Resistance: 8 Ohms
• Distortion: < 10%
• Terminals: cables terminated with a JST PH2.0 plug
• Housing: yes
• Black colour
• Dimensions: 70 x 30 x 16 mm
• Weight: 24 g

• Technology: PIR
• Supply voltage: 3.3V to 5V, maximum 6V
• Working current: 15 uA
• Output voltage: high 3V, low 0V
• Detection angle: 100°
• Detection distance: up to 7 m
• LED indicator: detection - high, LED ON
• Interface: Gravity
• Dimensions: 30 x 22 mm

Stereo speaker in a housing - 3 W 8 Ohm - DFRobot FIT0502.

Gravity - I2C hub splitter - 8 ports - DFRobot DFR0759.

• Connector standard: Gravity
• Module: I2C bus splitter for Gravity modules
• Number of ports: 8
• Dimensions: 27 x 37 mm
• Weight: 17 g

• Operating voltage: from 3.3 V to 5.5 V
• Current consumption: 1 uA
• Time range: up to 2099
• Accuracy: ±5 ppm at temperatures from -40°C to 85°C
• RTC reports: seconds, minutes, hours, days, months and years up to 2100
• Countdown timer
• Possibility to choose 12 or 24 hour time display
• Dimensions: 35.5 mm x 22 mm
• Weight: 6 g

• Supply voltage: 3.3V to 5.5V
• Average current consumption: less than 20 mA
• Measuring range: from 2 cm to 800 cm
• Resolution: 1 cm
• Communication interface:
  • RS232 (TTL - RX,TX pins)
  • PWM - from 0 to 25,000 μs, with a change of 1 cm / 50 μS
  • Analog output - signal proportional to the distance 6.8 mV per 1 cm
• Measurement time: 100 ms
• Possibility to control the modeling servo
• Protection against reverse connection of the supply voltage
• Compensation of the influence of temperature on the measured value
• Operating temperatures: from -10°C to 70°C
• Dimensions: 51 x 22 mm
• Weight: 25 g

Ultrasonic distance sensor URM37 v5 2-800cm with temperature correction - DFRobot SEN0001.

• Manufacturer's website: DFRobot TEM2022B-EN-1
• User Guide